US3081600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Submergible barge structure for off-shore operations
Assignee: MERRITT CHAPMAN AND SCOTT CORP
•
Filing: 1955-11-08
•
Granted: 1963-03-19
•
Expires: 1975-11-08
Abstract
No abstract record available.
Inventors
- 👤 Davidon Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:21
CPC Classifications
E; E02; E02B; E02B17/00; E02B17/02; E02B17/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A SUBMERGIBLE FLOATING STRUCTURE COMPRISING A BUOYANT BARGE, A PLURALITY OF HOLLOW SHAFTS ATTACHED TO SAID BARGE AND EXTENDING VERTICALLY THEREABOVE, A WORKING PLATFORM MOUNTED AT THE UPPER ENDS OF SAID SHAFTS, SPUD GUIDES EXTENDING THROUGH SAID PLATFORM, SAID SHAFTS AND SAID BARGE, SAID GUIDES BEING INTEGRAL WITH THE INTERIOR WALL OF SAID SHAFTS, SPUDS SLIDABLE IN SAID GUIDES, SAID SPUDS BEING LOWERABLE FOR INSERTION INTO THE OCEAN FLOOR, AND TACKLE MEANS COUPLED BETWEEN SAID SPUDS AND SAID PLATFORM FOR CONTROLLABLY GUIDING SAID STRUCTURE FROM SAID SPUDS AS THE BARGE IS LOWERED TO THE OCEAN FLOOR OR RAISED THEREFROM.
Claim 2
Dependent Claim
99 words
A SUBMERGIBLE FLOATING STRUCTURE COMPRISING A BUOYANT BARGE, A PLURALITY OF HOLLOW SHAFTS ATTACHED TO SAID BARGE AND EXTENDING VERTICALLY THEREABOVE, A WORKING PLATFORM MOUNTED AT THE UPPER ENDS OF SAID SHAFTS, SPUD GUIDES EXTENDING THROUGH SAID PLATFORM, SAID SHAFTS AND SAID BARGE, SAID GUIDES BEING INTEGRAL WITH THE INTERIOR WALL OF SAID SHAFTS, SPUDS SLIDABLE IN SAID GUIDES, SAID SPUDS BEING LOWERABLE FOR INSERTION INTO THE OCEAN FLOOR, AND TACKLE MEANS COUPLED BETWEEN SAID SPUDS AND SAID PLATFORM FOR CONTROLLABLY GUIDING SAID STRUCTURE FROM SAID SPUDS AS THE BARGE IS LOWERED TO THE OCEAN FLOOR OR RAISED THEREFROM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |